BaiJi Universal 2 USB Ports Car Charger Cigarette Lighter Adapter for Cell Phones and Tablets and any USB Powered Devices -BLACK This Dual USB Car Charger with Total Output 2.1Amp Charging Capacity can Charge any Cell Phones or any Small USB-charged Devices Simultaneously at Full Speed It will automatically identify the accurate current and optimize its charging speed for your devices Intelligent circuit design protects against over-heating, over-currents, and over-charging. Charging will be automatically cut off when fully powered Mobile car charger provides maximum charging speed to devices for uninterrupted performance of navigation and media streaming Our Sincerity Promise: ready to respond within a 24 hour time frame. 30-Day Money Back Guarantee, 18 Month Replacement Warranty and Lifetime Support Guarantee